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mm: per-thread vma caching
[platform/adaptation/renesas_rcar/renesas_kernel.git]
/
include
/
linux
/
mm_types.h
diff --git
a/include/linux/mm_types.h
b/include/linux/mm_types.h
index
290901a
..
2b58d19
100644
(file)
--- a/
include/linux/mm_types.h
+++ b/
include/linux/mm_types.h
@@
-342,9
+342,9
@@
struct mm_rss_stat {
struct kioctx_table;
struct mm_struct {
struct kioctx_table;
struct mm_struct {
- struct vm_area_struct *
mmap;
/* list of VMAs */
+ struct vm_area_struct *
mmap;
/* list of VMAs */
struct rb_root mm_rb;
struct rb_root mm_rb;
-
struct vm_area_struct * mmap_cache; /* last find_vma result
*/
+
u32 vmacache_seqnum; /* per-thread vmacache
*/
#ifdef CONFIG_MMU
unsigned long (*get_unmapped_area) (struct file *filp,
unsigned long addr, unsigned long len,
#ifdef CONFIG_MMU
unsigned long (*get_unmapped_area) (struct file *filp,
unsigned long addr, unsigned long len,